20103292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 40924800

約数和(自身を除く): 20821508

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 139, 173, 209, 278, 346, 418, 556, 692, 836, 1529, 1903, 2641, 3058, 3287, 3806, 5282, 6116, 6574, 7612, 10564, 13148, 24047, 29051, 36157, 48094, 58102, 72314, 96188, 116204, 144628, 264517, 456893, 529034, 913786, 1058068, 1827572, 5025823, 10051646, 20103292]

約数ペア:

[(1, 20103292), (2, 10051646), (4, 5025823), (11, 1827572), (19, 1058068), (22, 913786), (38, 529034), (44, 456893), (76, 264517), (139, 144628), (173, 116204), (209, 96188), (278, 72314), (346, 58102), (418, 48094), (556, 36157), (692, 29051), (836, 24047), (1529, 13148), (1903, 10564), (2641, 7612), (3058, 6574), (3287, 6116), (3806, 5282)]